/Engine/Source/Runtime/MovieSceneTracks/Public/Tests/MovieSceneTestDataBuilders.h
template<typename ChannelType, typename ValueType> [FSequenceSectionBuilder](API\Runtime\MovieSceneTracks\Tests\FSequenceSectionBuilder) & AddKey ( int32 InChannelIndex, [FFrameNumber](API\Runtime\Core\Misc\FFrameNumber) InTime, ValueType InValue, EMovieSceneKeyInterpolation Interpolation )